Mild upset stomach, trouble sleeping, dizziness, lightheadedness, headache, nervousness, shaking, or fast heartbeat may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. This product may reduce blood flow to your hands or feet, causing them to feel cold.
What are the main side effects of phenylephrine?
Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat. Heart palpitations—rapid, pounding, or irregular heartbeat. Increase in blood pressure.
Why is phenylephrine banned?
Decongestant. Phenylephrine is used as an alternative to pseudoephedrine as a decongestant, whose availability has been restricted due to a potential for use in the illicit synthesis of methamphetamine.
How long does phenylephrine side effects last?
The decongestant effect of phenylephrine in cold or flu remedies should be noticeable within 15 to 30 minutes, and the effects last less than 4 hours. A rapid increase in blood pressure is usually seen following an intravenous dose that persists for up to 20 minutes.
What are 2 common side effects of phenylephrine Related Questions
What can you not mix with phenylephrine?
iobenguane I 123. isocarboxazid. linezolid. phenelzine. procarbazine. selegiline transdermal. tranylcypromine.
Who should avoid phenylephrine?
high blood pressure. significant uncontrolled high blood pressure. coronary artery disease. chronic heart failure.
Is phenylephrine a diuretic?
Low doses of esmolol and phenylephrine act as diuretics during intravenous anesthesia – PMC.
Is phenylephrine and Sudafed the same?
Sudafed PE is also a nasal decongestant, but it contains phenylephrine. While these active ingredients are slightly different, they work in a similar way. Pseudoephedrine and phenylephrine both narrow blood vessels in your nose and sinuses, opening up your airways and allowing the sinuses to drain.
What happens if you take phenylephrine everyday?
Use this medicine only as directed. Do not use more of it, do not use it more often, and do not use it for longer than 3 days without first checking with your doctor. To do so may make your runny or stuffy nose worse and may also increase the chance of side effects.
What is the warning for phenylephrine?
Phenylephrine side effects Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Phenylephrine may cause serious side effects.
What is the best alternative to phenylephrine?
Afrin. Sudafed 12-Hour. Oxymetazoline nasal. Claritin-D. Sudafed PE Congestion. Saline Nasal Mist.
How much phenylephrine is bad for you?
Do not take more than 4 doses in 24 hours. If your symptoms do not go away talk to your doctor or pharmacist. Do not take for more than 7 days unless your doctor tells you to.
What is rebound effect of phenylephrine?
Rebound congestion is a severe stuffy nose. Rebound congestion develops when you use nasal sprays containing phenylephrine and oxymetazoline for too long. Rebound congestion is tough to treat and can take up to 1 year to go away. You can avoid rebound congestion by stopping decongestant nasal sprays after 3 to 5 days.
What is the stimulant effect of phenylephrine?
It is famous for drying nasal passages during colds and allergies, at which it excels. Some people still notice amphetamine-like effects of sleeplessness and jitters at those doses, and at higher doses (not recommended!)
What is the best medicine for sinus drainage?
Try using a medicine that thins mucus and improves sinus drainage (mucolytic). Guaifenesin is a commonly used mucolytic. Mucolytics are often combined with other medicines such as cough suppressants. Acetaminophen can be found in many forms and comes in different doses.
How much caffeine is in phenylephrine?
6. What is in this medicine? Each green / yellow capsule contains the active ingredients: paracetamol 300 mg, caffeine 25 mg and phenylephrine hydrochloride 5 mg. The other ingredients are: maize starch, croscarmellose sodium, sodium lauryl sulphate and magnesium stearate.
Can you drink coffee with phenylephrine?
Notes for Consumers: Limit caffeine intake (examples: coffee, teas, colas, chocolate and some herbal supplements) while taking Phenylephrine. Also avoid medicines containing additional Caffeine whenever possible. Side effects from Phenylephrine may get worse if you take excessive Caffeine.
Is phenylephrine worse than pseudoephedrine?
Effectiveness. Studies in 2006 and 2009 found pseudoephedrine to be more effective than phenylephrine in the treatment of nasal congestion.
Does phenylephrine interact with anything?
Do not use phenylephrine if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.
Is phenylephrine bad for anxiety?
Two commonly-used decongestants are pseudoephedrine (Sudafed) and phenylephrine (Sudafed PE). These medications work great to clear nasal passages and help us breathe better. But to our bodies, they look very similar to the stimulants discussed earlier and can have the same side effects, including anxiety.